134640280

素因数分解:

$2^3\times 5^1\times {\mathrm{3366007}}^1$

素因数の和:3366018

約数の個数: 16

約数和(自身を含む): 302940720

約数和(自身を除く): 168300440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3366007, 6732014, 13464028, 16830035, 26928056, 33660070, 67320140, 134640280]

約数ペア:

[(1, 134640280), (2, 67320140), (4, 33660070), (5, 26928056), (8, 16830035), (10, 13464028), (20, 6732014), (40, 3366007)]